Dormer: Drill long series HSS, 55/64”

Description

6.15/16” flute length x 10.9/16” OAL
Standard
helix, right hand spiral flute geometry. 118 degrees point angle.
Bright surface treatment for below 1mm, 1/16″. Blue surface treatment
for 1mm, 1/16″ and above. General purpose long reach drill.